Помогите пожалуйста упражнение В и С

B)
1 is
2 isn't
3 are
4 am not
5 is
6 isn't
7 is
8 am not
9 are
10 aren't , are
11 is
12 is
13 is
14 isn't
15 is
16 am, am not
17 is
18 aren't, are
19 is
20 aren't, are


C
1 aren't
2 isn't, is
3 isn't, are
4 aren't, are
5 are
6 is, isn't
7 isn't, is
8 am not, am
9 isn't, is
10 is, isn't